diff --git a/apps/miniapp/index.html b/apps/miniapp/index.html
index fb8eb93..7618665 100644
--- a/apps/miniapp/index.html
+++ b/apps/miniapp/index.html
@@ -11,7 +11,7 @@
     <div id="root"></div>
 
     <script src="https://telegram.org/js/telegram-web-app.js"></script>
-    <script src="/config.js"></script>
+    <script src="/config.js" type="module"></script>
     <script src="/src/index.tsx" type="module"></script>
   </body>
 </html>
diff --git a/apps/miniapp/public/config.js b/apps/miniapp/public/config.js
new file mode 100644
index 0000000..516c3d6
--- /dev/null
+++ b/apps/miniapp/public/config.js
@@ -0,0 +1,3 @@
+window.__HOUSEHOLD_CONFIG__ = {
+  botApiUrl: ''
+}
diff --git a/apps/miniapp/src/runtime-config.ts b/apps/miniapp/src/runtime-config.ts
index a5b12c2..43e46d0 100644
--- a/apps/miniapp/src/runtime-config.ts
+++ b/apps/miniapp/src/runtime-config.ts
@@ -7,6 +7,10 @@ declare global {
 }
 
 export function runtimeBotApiUrl(): string | undefined {
+  if (typeof window === 'undefined') {
+    return undefined
+  }
+
   const configured = window.__HOUSEHOLD_CONFIG__?.botApiUrl?.trim()
 
   return configured && configured.length > 0 ? configured : undefined